Drug

Benzoylegonine
(a metabolite of Cocaine)
Clonazepam
Cocaine
Delta9THC
Diazepam
Flunitrazepam
Ketamine
Lorazepam
LSD
Methadone
Methamphetamine
MDMA – Ecstacy
Heroin/Diamorphine
Morphine
Oxazepam
Temazepam

Limit

50μg/L

50μg/L
10μg/L
2μg/L
550μg/L
300μg/L
20μg/L
100μg/L
1μg/L
500μg/L
10μg/L
10μg/L
5μg/L
80μg/L
300μg/L
1,000μg/L